.app {
  padding-top: 0.8rem;
}
a {
  color: white;
}
.index footer {
  margin-top: 0.5rem;
  position: fixed;
  width: 100vw;
  height: 0.8rem;
  left: 0;
  bottom: 0;
  background-color: white;
  border-top: 1px solid #ccc;
  display: flex;
}
.index footer a {
  flex: 1;
  text-align: center;
  padding-top: 0.1rem;
}
.index footer a i {
  font-size: 0.3rem;
  color: #ccc;
}
.index footer a div {
  color: #ccc;
}
.index footer .active i,
.index footer .active div {
  color: #ff4400;
}
